1.O ring,oil seal,epdm o ring 2.Material: EPDM, NBR, SIL, SBR, CR etc. 3.High ... parts. 3.strictly carry out of the SGS quality management system to ensure the products quality. 4.company production capacity more ... keypads; silicone babay feeder,nipple; wooden watches,LED watches..O ring,Rubber hose,rubber gasket,rubber washer , steering wheel cover etc ... contact us, we will do our best for you. O ring